block caving coal mining method

英 [block caving coal mining method]
美 [block caving coal mining method]

中文释义

大块崩落采煤法

单词分析

单词结构：

block caving coal mining method

字母数：31

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🎯 重点记忆：

  • 单词拼写：block caving coal mining method
  • 核心含义：大块崩落采煤法

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更新时间：2026-03-18 17:28:27